SPARC Science Uptade: 16 June – 22 June

A selection of new science articles from the past week of interest to the SPARC community (a SPARC Office choice).

 

Transport Variability of Very Short Lived Substances From the West Indian Ocean to the Stratosphere. By A. Fiehn et al. in the Journal of Geophysica Research: Atmospheres.

Local and Remote Planetary Wave Effects on Polar Mesospheric Clouds in the Northern Hemisphere in 2014. By J.A. France in the Journal of Geophysical Research: Atmospheres.

Long‐Term Variation in the Mixing Fraction of Tropospheric and Stratospheric Air Masses in the Upper Tropical Tropopause Layer. By Y. Inai in the Journal of Geophysical research: Atmospheres.

Effects of Horizontal Wind Structure on a Gravity Wave Event in the Middle Atmosphere Over Syowa (69°S, 40°E), the Antarctic. By M. Kogure et al. in the Geophysical Research Letters.

Changes in atmospheric blocking circulations linked with winter Arctic warming: A new perspective. By D. Luo et al. in the Journal of Climate.

On the Identification of Ozone Recovery. By K.A. Stone, S. Solomon, and D.E. Kinnison in the Geophysical Research Letters.

Sensitivities of modelled water vapour in the lower stratosphere: temperature uncertainty, effects of horizontal transport and small-scale mixing. By L. Poshyvailo in Atmospheric Chemistry and Physics.

The role of gravity wave drag optimization in the splitting of the Antarctic vortex in the 2002 sudden stratospheric warming. By G. Scheffler, M. Pulido, and C. Rodas in the Geophysical Research Letters.

Stratospheric Injection of Brominated Very Short‐Lived Substances: Aircraft Observations in the Western Pacific and Representation in Global Models. By P.A. Wales et al. in the Journal of geophysical Research: Atmospheres.

Recent Decline in Extratropical Lower Stratospheric Ozone Attributed to Circulation Changes. By K. Wargan et al. in the Geophysical Research Letters.

Interactions between Mesoscale and Submesoscale Gravity Waves and Their Efficient Representation in Mesoscale-Resolving Models. By J. Wilhelm et al. in the Journal of the Atmospheric Sciences.

 

Discussion papers open for comment:

How well do stratospheric reanalyses reproduce high-resolution satellite temperature measurements? By C.J. Wright and N.P. Hindley in Atmospheric Chemistry and Physics.